<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title></title>
</head>
<body>
    <h2>登录</h2>
    <form action="/dologin" method="post">
        <input type="text" name="username" >
        <br>
        <input type="password" name="password">
        <input type="submit" name="login" value="login">
    </form>
</body>
</html>